This is the official 2023–24 third football jersey of Bayer 04 Leverkusen, designed and manufactured by Castore. The jersey features a bold black base with an intricate monochromatic graphic print inspired by industrial motifs and local heritage—depicting machinery, chemical structures, and symbolic elements reflecting Leverkusen’s identity as a pharmaceutical and industrial hub. Prominently displayed across the chest is the main sponsor 'Barmenia' in light cyan lettering, while the club crest sits centrally above it. The sleeves are contrasted with white raglan panels, and the left sleeve bears the Castore logo alongside a stylized 'NIE' (likely referencing 'Niederrhein', the region). The collar interior features repeated 'CASTORE' branding and size label (L), confirming authenticity. Made from lightweight, moisture-wicking performance fabric, it offers breathability and stretch for on-pitch functionality, yet its avant-garde aesthetic also suits streetwear styling. Ideal for matchdays, fan gatherings, or casual urban wear—especially during spring/summer months due to its short-sleeve cut and technical construction.